Common name: Coiled Cassia
Senna circinnata (Benth.) Randell APNI*
Synonyms: Senna artemisioides subsp. circinnata APNI*
Cassia circinnata Benth. APNI*
Description: Shrub or small tree to 2 m high, sparsely pubescent with appressed hairs except for the inner floral parts, soon glabrescent.
Leaves 3–6 cm long including a terete or rarely compressed petiole 15–50 mm long, leaflets usually absent at maturity, obovate, 8–12 mm long, 4–6 mm wide, apex emarginate, gland 1 between the positions of the basal pair of leaflets.
Flowers 3 or 4 in axillary, sub-umbellate racemes near the ends of the branches; petals glabrous, c. 10 mm long, stamens 10, anthers sub-equal.
Pods flat, 6–12 cm long, 10 mm wide, helically coiled.
Flowering: Flowers all year.
Distribution and occurrence: Inland plains; north from Coleambally.
NSW subdivisions: NWS, NWP, SWP, NFWP, SFWP
Other Australian states: Qld
Text by B. Wiecek
Taxon concept: Flora of NSW 2 (1991)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.